General Prescription

For Blacklines

Scheduling:

• Late winter
• 9:00 am – noon or several days in advance

Acceptable Prescription Range:

• Temperature 40-60F
• RH 40-60%
• Wind speed 0-10 mph

For Headfires

Scheduling:

• Warmest/driest part of the day

Acceptable Prescription Range:

• Temperature 79-80F
• RH 25-40%
• Wind speed 8-15 mph

For this prescription to be effective, you must have over 2000 lbs./acre of fine fuel.

Prescription

For Summer burning

Backfires

Scheduling:

• June – September
• 9:00 am to on hour pre sunset or at night

Acceptable Prescription Range:

• Temperature <90
• RH >30%
• Wind speed 0-8 mph
• Cloud cover <50%

Fine Dead Fuel Moisture 5-12%
Live Fuel Moisture <80%

Prescription

For Summer burning

Headfires

Scheduling:

• June – September
• 9:00 am to on hour pre sunset

Acceptable Prescription Range:

• Temperature: Discretion of Burn Boss
• RH 20-40%
• Wind speed 5-15 mph
• Cloud Cover Clear

Fine Dead Fuel Moisture 5-12%
Live Fuel Moisture <80%